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Cheap flights from Austin to Saint Croix from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Saint Croix departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
8:48 pm - 12:22 pmAUS-STX
37h 34m2 stops
Spirit Airlines Logo
1:27 pm - 11:12 pmSTX-AUS
11h 45m1 stop
$329Spirit Airlines
Find Deal
mié., ene. 21 - lun., ene. 26
Spirit Airlines Logo
5:45 am - 12:22 pmAUS-STX
28h 37m1 stop
Spirit Airlines Logo
1:27 pm - 11:12 pmSTX-AUS
11h 45m1 stop
$376Spirit Airlines
Find Deal
dom., ene. 18 - lun., ene. 26
Spirit Airlines Logo
8:48 pm - 12:22 pmAUS-STX
13h 34m2 stops
Spirit Airlines Logo
1:17 pm - 11:12 pmSTX-AUS
11h 55m1 stop
$410Spirit Airlines
Find Deal
dom., ene. 18 - sáb., ene. 24
Delta Logo
5:30 am - 2:33 pmAUS-STX
7h 03m1 stop
Delta Logo
3:33 pm - 12:20 amSTX-AUS
10h 47m1 stop
$415Delta
Find Deal
jue., ene. 15 - mié., ene. 21
Multiple Airlines Logo
6:08 pm - 12:22 pmAUS-STX
40h 14m2 stops
Multiple Airlines Logo
1:17 pm - 11:12 pmSTX-AUS
11h 55m1 stop
$436Multiple Airlines
Find Deal
jue., ene. 15 - sáb., ene. 24
Spirit Airlines Logo
8:48 pm - 12:22 pmAUS-STX
13h 34m2 stops
Spirit Airlines Logo
1:27 pm - 11:12 pmSTX-AUS
11h 45m1 stop
$437Spirit Airlines
Find Deal
dom., ene. 18 - vie., ene. 23
American Airlines Logo
8:00 am - 9:31 pmAUS-STX
11h 31m2 stops
American Airlines Logo
6:09 pm - 10:27 amSTX-AUS
18h 18m2 stops
$444American Airlines
Find Deal
dom., ene. 18 - sáb., ene. 24
Multiple Airlines Logo
10:48 am - 8:55 amAUS-STX
20h 07m2 stops
Multiple Airlines Logo
1:27 pm - 11:12 pmSTX-AUS
11h 45m1 stop
$468Multiple Airlines
Find Deal
lun., ene. 19 - lun., ene. 26
American Airlines Logo
5:22 am - 12:48 pmAUS-STX
6h 26m1 stop
American Airlines Logo
5:35 pm - 1:11 pmSTX-AUS
20h 36m2 stops
$499American Airlines
Find Deal
jue., abr. 2 - lun., abr. 6
Delta Logo
5:30 am - 2:33 pmAUS-STX
7h 03m1 stop
Delta Logo
3:33 pm - 12:20 amSTX-AUS
10h 47m1 stop
$504Delta
Find Deal
vie., ene. 16 - mié., ene. 21

Spirit Airlines flights from Austin to Saint Croix

Our best Spirit Airlines deals on Austin to Saint Croix flight tickets
Spirit Airlines
Jan 21
AUS8:48 pmAustin Bergstrom
37h 34m
2 stops
STX12:22 pmChristiansted Henry Rohlsen
Jan 26
STX1:27 pmChristiansted Henry Rohlsen
11h 45m
1 stop
AUS11:12 pmAustin Bergstrom
$329
Find similar
Spirit Airlines
Jan 18
AUS5:45 amAustin Bergstrom
28h 37m
1 stop
STX12:22 pmChristiansted Henry Rohlsen
Jan 26
STX1:27 pmChristiansted Henry Rohlsen
11h 45m
1 stop
AUS11:12 pmAustin Bergstrom
$376
Find similar
Spirit Airlines
Jan 18
AUS8:48 pmAustin Bergstrom
13h 34m
2 stops
STX12:22 pmChristiansted Henry Rohlsen
Jan 24
STX1:17 pmChristiansted Henry Rohlsen
11h 55m
1 stop
AUS11:12 pmAustin Bergstrom
$410
Find similar

Delta flights from Austin to Saint Croix

Our best Delta deals on Austin to Saint Croix flight tickets
Delta
Jan 15
AUS5:30 amAustin Bergstrom
7h 03m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Jan 21
STX3:33 pmChristiansted Henry Rohlsen
10h 47m
1 stop
AUS12:20 amAustin Bergstrom
$415
Find similar
Delta
Jan 16
AUS5:30 amAustin Bergstrom
7h 03m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Jan 21
STX3:33 pmChristiansted Henry Rohlsen
10h 47m
1 stop
AUS12:20 amAustin Bergstrom
$504
Find similar
Delta
Jan 15
AUS5:30 amAustin Bergstrom
7h 03m
1 stop
STX2:33 pmChristiansted Henry Rohlsen
Jan 27
STX3:33 pmChristiansted Henry Rohlsen
10h 47m
1 stop
AUS12:20 amAustin Bergstrom
$565
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Saint Croix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Austin to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

mié. 1/21

8:48 pm-12:22 pm

2 stops37h 34m

Christiansted Henry Rohlsen

lun. 1/26

1:27 pm-11:12 pm

1 stop11h 45m

$329

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

dom. 1/18

5:45 am-12:22 pm

1 stop28h 37m

Christiansted Henry Rohlsen

lun. 1/26

1:27 pm-11:12 pm

1 stop11h 45m

$376

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

dom. 1/18

8:48 pm-12:22 pm

2 stops13h 34m

Christiansted Henry Rohlsen

sáb. 1/24

1:17 pm-11:12 pm

1 stop11h 55m

$410

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

jue. 1/15

5:30 am-2:33 pm

1 stop7h 03m

Christiansted Henry Rohlsen

mié. 1/21

3:33 pm-12:20 am

1 stop10h 47m

$415

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

jue. 1/15

6:08 pm-12:22 pm

2 stops40h 14m

Christiansted Henry Rohlsen

sáb. 1/24

1:17 pm-11:12 pm

1 stop11h 55m

$436

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

dom. 1/18

8:48 pm-12:22 pm

2 stops13h 34m

Christiansted Henry Rohlsen

vie. 1/23

1:27 pm-11:12 pm

1 stop11h 45m

$437

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

dom. 1/18

8:00 am-9:31 pm

2 stops11h 31m

Christiansted Henry Rohlsen

sáb. 1/24

6:09 pm-10:27 am

2 stops18h 18m

$444

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

lun. 1/19

10:48 am-8:55 am

2 stops20h 07m

Christiansted Henry Rohlsen

lun. 1/26

1:27 pm-11:12 pm

1 stop11h 45m

$468

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

jue. 4/2

5:22 am-12:48 pm

1 stop6h 26m

Christiansted Henry Rohlsen

lun. 4/6

5:35 pm-1:11 pm

2 stops20h 36m

$499

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

vie. 1/16

5:30 am-2:33 pm

1 stop7h 03m

Christiansted Henry Rohlsen

mié. 1/21

3:33 pm-12:20 am

1 stop10h 47m

$504

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Saint Croix from

How to get the cheapest flight ticket from Austin to Saint Croix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Austin Bergstrom to Saint Croix?

United Airlines is the most popular carrier operating from Austin Bergstrom to Saint Croix

Cheap Austin to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Saint Croix

Direct flights

None
There are no direct flights from Austin to Saint Croix. There are no popular flight routes from Austin to Saint Croix.
Search flight deals

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Saint Croix?

    Prices for flights from Austin Bergstrom Airport to Saint Croix are updated daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Saint Croix?

  • How old do you have to be to fly from Austin Bergstrom Airport to Saint Croix?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Saint Croix.

  • What documentation or ID do you need to fly to Saint Croix?

    The required travel and health documents for your Saint Croix trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Croix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Austin to Saint Croix

Compare and see reviews for airlines that fly from Austin to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $221Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $387Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Saint Croix?

It is quick and easy to find Austin to Saint Croix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Croix that suits you.

Can I find flights from Austin to Saint Croix with flexible booking policies on momondo?

Flights from Austin to Saint Croix with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Austin to Saint Croix?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Saint Croix.

I’m not ready to book a flight from Austin to Saint Croix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Austin to Saint Croix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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